CN214070457U - Heat radiation structure of converter group or multi-frequency converter group - Google Patents
Heat radiation structure of converter group or multi-frequency converter group Download PDFInfo
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- CN214070457U CN214070457U CN202023120448.7U CN202023120448U CN214070457U CN 214070457 U CN214070457 U CN 214070457U CN 202023120448 U CN202023120448 U CN 202023120448U CN 214070457 U CN214070457 U CN 214070457U
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- frequency converter
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Abstract
The utility model discloses a heat dissipation structure of a frequency converter group or a multi-frequency converter group, which comprises a frequency converter group and a control cabinet body; the frequency converter group comprises a heating element power module, a radiator, a copper bar, a driving electronic board, a bus capacitor board, a fixed sheet metal part and a radiating fan; the fixed sheet metal part is arranged inside the cabinet body of the control cabinet; the fixed sheet metal part is provided with a placing part for accommodating the radiator; the bottom of the placing part is provided with a rectangular through hole; one surface of the heating element power module penetrates through the rectangular through hole to be in surface contact with the end surface of the radiator, and the other surface of the heating element power module is electrically connected with the driving electronic board; the side surface of the fixed sheet metal part is provided with a heat dissipation part; the heat dissipation fan is arranged on the heat dissipation part; the control cabinet body is provided with a heat dissipation port corresponding to the heat dissipation part; the utility model realizes the heat radiation in the horizontal direction by the integrated design of the heat radiation air duct and the control cabinet body; when the multiple frequency converter groups are arranged, the heat dissipation among the frequency converter groups is not influenced.
Description
Technical Field
The utility model relates to an elevator converter heat dissipation technical field, especially are heat radiation structure of a converter group or many frequency converters group.
Background
The elevator control cabinet is the control center of the elevator, and a plurality of heating devices are arranged in the elevator control cabinet, and the frequency converter is the most prominent. The common design technology is that the frequency converter is arranged at the top of a control cabinet, and the heat of the frequency converter is vertically exhausted out of the cabinet by using an exhaust device. However, if the control cabinet needs to arrange a plurality of frequency converter groups, the frequency converter groups are usually arranged in parallel, so that the width or thickness of the control cabinet body is increased, and the whole elevator control cabinet has larger volume and increased cost. For elevators without machine room and elevators with small machine room, the size of the control cabinet has strict constraint requirements, which often form a contradiction. The frequency converter can only be arranged on the top of the control cabinet, or a group of radiating air ducts are specially arranged for the frequency converter to penetrate through the cabinet body.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an integrated design of a heat dissipation air channel and a control cabinet body, and a frequency converter realizes heat dissipation in the horizontal direction; when the multiple frequency converter groups are arranged, the heat dissipation among the frequency converter groups is not influenced; the arrangement of the frequency converter in the cabinet breaks away from the limitation that the frequency converter can only be arranged at the upper part in the past, and the frequency converter can be arranged at will without influencing the heat dissipation structure of the frequency converter group or the multi-frequency converter group of the working environment of other control cabinet devices.
The utility model discloses a following technical scheme realizes:
a heat dissipation structure of a frequency converter group comprises the frequency converter group and a control cabinet body; wherein: the frequency converter group comprises a heating element power module, a radiator, a copper bar, a driving electronic board, a bus capacitor board, a fixed sheet metal part and a radiating fan; the fixed sheet metal part is arranged inside the cabinet body of the control cabinet; the fixed sheet metal part is provided with a placing part for accommodating the radiator; the bottom of the placing part is provided with a rectangular through hole; one surface of the heating element power module penetrates through the rectangular through hole to be in surface contact with the end surface of the radiator, and the other surface of the heating element power module is electrically connected with the driving electronic board; the side surface of the fixed sheet metal part is provided with a heat dissipation part; the heat dissipation fan is mounted on the heat dissipation part; the control cabinet body is provided with a heat dissipation port corresponding to the heat dissipation part; after heat generated by the heating element power module is transferred to the radiator through surface contact, the heat of the radiator is discharged out of the control cabinet body through the radiating port through the radiating fan, and the horizontal radiating of the frequency converter group is realized.
Further, the driving electronic board is mounted on the upper end surface of the fixed sheet metal part; the bus capacitor plate is arranged below the driving electronic plate; the bus capacitor board is connected with the driving electronic board through the copper bar.
Furthermore, a radiating groove is arranged on one side of the control cabinet body, which is far away from the radiating port.
Further, the heat sink is provided with a plurality of fins; the radiating fins are vertically arranged.
Further, a transformer is arranged on the driving electronic board.
Further, the handle is installed to the lateral wall of fixed sheet metal component.
Further, the fixed sheet metal part is provided with a mounting bracket for mounting the bus capacitor plate.
Further, the heat dissipation structure of the multi-frequency converter group comprises the control cabinet body and a plurality of groups of frequency converter groups; each frequency converter group is vertically arranged inside the control cabinet body from bottom to top or from top to bottom; the heat dissipation between two or more groups of frequency converter groups does not influence each other.
Furthermore, the control cabinet body is provided with a heat dissipation port corresponding to each frequency converter group.
Furthermore, the control cabinet body is provided with a heat dissipation groove corresponding to each frequency converter group.
The utility model has the advantages that:
the utility model has the advantages that through the integrated design of the heat dissipation air channel and the control cabinet body, after the heat generated by the heating element power module is transferred to the radiator through surface contact, the heat of the radiator is discharged out of the control cabinet body through the heat dissipation port through the heat dissipation fan, so that the horizontal heat dissipation of the frequency converter group is realized; the heat dissipation mode of the frequency converter group realizes the transmission in the horizontal direction; cold air enters from the right side and hot air is discharged from the left side. Or cold air enters from the left side and hot air is discharged from the right side. The arrangement of the frequency converters in the cabinet breaks away from the limitation that the frequency converters can only be arranged on the upper portion in the past, the frequency converters can be arranged at will without influencing the working environment of other control cabinet devices, the heat dissipation between two or more groups of frequency converter groups does not influence each other, the volume of the control cabinet body or the volume of the frequency converter groups is effectively controlled, the control cabinet needs to arrange the frequency converter groups, and the miniaturization and thinning design of the elevator control cabinet body is realized on the premise that the work between the frequency converter groups does not influence each other. The technical problem that in the prior art, a frequency converter can only be arranged at the top of a control cabinet generally or a group of radiating air ducts are specially arranged for the frequency converter to penetrate through a cabinet body is solved.
Drawings
Fig. 1 is an exploded schematic view of a heat dissipation structure of a frequency converter group or a multi-frequency converter group according to an embodiment of the present invention;
fig. 2 is an overall assembly schematic diagram of the heat dissipation structure of the frequency converter group or the multi-frequency converter group according to the embodiment of the present invention.
Description of reference numerals: 1-a frequency converter group; 2-control cabinet body; 3-a second group of frequency converter groups; 11-a heating element power module; 12-a heat sink; 13-copper bar; 14-driving the electronic board; 15-bus capacitor plate; 16-fixing the sheet metal part; 17-a radiator fan; 21-a heat dissipation port; 22-heat sink; 31-heating element power module; 32-a heat sink; 34-a driving electronics board; 35-fixing the sheet metal part; 36-a heat dissipation fan; 121-a heat sink; 161-a placement section; 162-a rectangular through hole; 163-a heat sink; 164-handle.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, and the present invention will be described in detail with reference to the accompanying drawings and specific embodiments below according to the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the term "connected" is to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 and 2, a heat dissipation structure of a frequency converter group includes a frequency converter group 1 and a control cabinet body 2; wherein: the frequency converter group 1 comprises a heating element power module 11, a radiator 12, a copper bar 13, a driving electronic board 14, a bus capacitor board 15, a fixed sheet metal part 16 and a cooling fan 17; the fixed sheet metal part 16 is mounted inside the control cabinet body 2; the fixed sheet metal part 16 is provided with a placement portion 161 that accommodates the radiator 12; a rectangular through hole 162 is formed at the bottom of the placing part 161; one surface of the heating element power module 11 passes through the rectangular through hole 162 to be in surface contact with the end surface of the heat sink 12, and the other surface of the heating element power module 11 is electrically connected with the driving electronic board 14; a heat dissipation part 163 is arranged on the side surface of the fixed sheet metal part 16; the heat dissipation fan 17 is mounted on the heat dissipation portion 163; the control cabinet body 2 is provided with a heat dissipation port 21 corresponding to the heat dissipation part 163; after the heat generated by the heating element power module 11 is transferred to the heat sink 12 through surface contact, the heat of the heat sink 12 is discharged out of the control cabinet body 2 through the heat-dissipating port 21 by the heat-dissipating fan 17, so that the heat dissipation of the frequency converter group 1 in the horizontal direction is realized.
It should be noted that, in the present invention, through the integrated design of the heat dissipation air duct and the control cabinet body 2, after the heat generated by the heating element power module 11 is transferred to the heat sink 12 through surface contact, the heat of the heat sink 12 is discharged out of the control cabinet body 2 through the heat dissipation port 21 by the heat dissipation fan 17, so as to realize the heat dissipation of the frequency converter group 1 in the horizontal direction; the heat dissipation mode of the frequency converter realizes transmission in the horizontal direction; cold air enters from the right side and hot air is discharged from the left side. Or cold air enters from the left side and hot air is discharged from the right side. The arrangement of the frequency converters in the cabinet breaks away from the limitation that the frequency converters can only be arranged on the upper part in the past, the frequency converters can be arranged at will without influencing the working environment of other control cabinet devices, and even if a plurality of groups of frequency converter groups need to be arranged in the control cabinet, the miniaturization and thinning design of the elevator control cabinet body 2 is realized on the premise that the work among the frequency converter groups is not influenced. The technical problem that in the prior art, a frequency converter can only be arranged at the top of a control cabinet generally or a group of radiating air ducts are specially arranged for the frequency converter to penetrate through a cabinet body is solved.
Specifically, in this embodiment, the driving electronic board 14 is mounted on the upper end surface of the fixed sheet metal part 16; the bus capacitor plate 15 is arranged below the driving electronic plate 14; the bus capacitor plate 15 is connected with the driving electronic plate 14 through the copper bar 13.
Specifically, in this embodiment, the control cabinet body 2 is provided with a heat dissipation groove 22 in an arrangement manner on a side away from the heat dissipation opening 21. It should be noted that, by arranging the heat dissipation groove 22, the heat dissipation fan 17 is facilitated to suck cold air from the heat dissipation groove 22, the cold air passes through the heat radiator 12 to complete heat exchange, and the cold air is discharged out of the control cabinet body 2 through the heat dissipation port 21, so that the heat dissipation efficiency is effectively improved, and the normal working temperature of the frequency converter group is ensured.
Specifically, in this embodiment, the heat sink 12 is provided with a plurality of fins 121; the heat dissipation fins 121 are arranged in a vertical arrangement. It should be noted that, by providing a plurality of heat dissipation fins 121, the contact area is increased, the heat exchange efficiency is improved, and the heat dissipation efficiency is further improved.
Specifically, in this embodiment, a transformer is disposed on the driving electronic board 14.
Specifically, in this embodiment, a handle 164 is installed on a side wall of the fixed sheet metal part 16. It should be noted that the handle 164 facilitates the installation or removal of the stationary sheet metal part 16, and improves the efficiency of installation and maintenance work.
Specifically, in this embodiment, the fixed sheet metal part 16 is provided with a mounting bracket for mounting the bus capacitor plate 15.
Specifically, in this embodiment, the control cabinet body 2 corresponds to each of the frequency converter groups and is provided with a heat dissipation opening respectively. It should be noted that each group of frequency converter groups has a corresponding independent heat dissipation structure, and heat dissipation between each group of frequency converter groups is not affected, so that each group of frequency converter groups can work normally.
Specifically, in this embodiment, the control cabinet body 2 corresponds to each frequency converter group is provided with the radiating groove respectively. It should be noted that each group of frequency converter groups has a corresponding independent heat dissipation structure, and heat dissipation between each group of frequency converter groups is not affected, so that each group of frequency converter groups can work normally.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. A heat dissipation structure of a frequency converter group comprises the frequency converter group and a control cabinet body; the method is characterized in that: the frequency converter group comprises a heating element power module, a radiator, a copper bar, a driving electronic board, a bus capacitor board, a fixed sheet metal part and a radiating fan; the fixed sheet metal part is arranged inside the cabinet body of the control cabinet; the fixed sheet metal part is provided with a placing part for accommodating the radiator; the bottom of the placing part is provided with a rectangular through hole; one surface of the heating element power module penetrates through the rectangular through hole to be in surface contact with the end surface of the radiator, and the other surface of the heating element power module is electrically connected with the driving electronic board; the side surface of the fixed sheet metal part is provided with a heat dissipation part; the heat dissipation fan is mounted on the heat dissipation part; the control cabinet body is provided with a heat dissipation port corresponding to the heat dissipation part; after heat generated by the heating element power module is transferred to the radiator through surface contact, the heat of the radiator is discharged out of the control cabinet body through the radiating port through the radiating fan, and the horizontal radiating of the frequency converter group is realized.
2. The heat dissipation structure of a converter group according to claim 1, characterized in that: the driving electronic board is arranged on the upper end surface of the fixed sheet metal part; the bus capacitor plate is arranged below the driving electronic plate; the bus capacitor board is connected with the driving electronic board through the copper bar.
3. The heat dissipation structure of a converter group according to claim 1, characterized in that: and a heat dissipation groove is arranged on one side of the control cabinet body, which is far away from the heat dissipation port.
4. The heat dissipation structure of a converter group according to claim 1, characterized in that: the radiator is provided with a plurality of radiating fins; the radiating fins are vertically arranged.
5. The heat dissipation structure of a converter group according to claim 1, characterized in that: and a transformer is arranged on the driving electronic board.
6. The heat dissipation structure of a converter group according to claim 1, characterized in that: the handle is installed to the lateral wall of fixed sheet metal component.
7. The heat dissipation structure of a converter group according to claim 1, characterized in that: the fixed sheet metal part is provided with a mounting bracket for mounting the bus capacitor plate.
8. The utility model provides a heat radiation structure of many converters group which characterized in that: the control cabinet comprises the control cabinet body of any one of claims 1 to 7 and a plurality of groups of frequency converter groups; each frequency converter group is vertically arranged inside the control cabinet body from bottom to top or from top to bottom; the heat dissipation between two or more groups of frequency converter groups does not influence each other.
9. The heat dissipation structure of a multi-converter set as claimed in claim 8, wherein: the control cabinet body is provided with a heat dissipation opening corresponding to each frequency converter group.
10. The heat dissipation structure of a multi-converter set as claimed in claim 8, wherein: the control cabinet body corresponds each converter group and is provided with the radiating groove respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023120448.7U CN214070457U (en) | 2020-12-22 | 2020-12-22 | Heat radiation structure of converter group or multi-frequency converter group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023120448.7U CN214070457U (en) | 2020-12-22 | 2020-12-22 | Heat radiation structure of converter group or multi-frequency converter group |
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| Publication Number | Publication Date |
|---|---|
| CN214070457U true CN214070457U (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023120448.7U Active CN214070457U (en) | 2020-12-22 | 2020-12-22 | Heat radiation structure of converter group or multi-frequency converter group |
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| Country | Link |
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| CN (1) | CN214070457U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114221523A (en) * | 2021-12-20 | 2022-03-22 | 远景能源有限公司 | Frequency converter |
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2020
- 2020-12-22 CN CN202023120448.7U patent/CN214070457U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114221523A (en) * | 2021-12-20 | 2022-03-22 | 远景能源有限公司 | Frequency converter |
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